US PATENT SUBCLASS 28 / 231
.~.~.~.~ By knot or slub deflecting slot


Current as of: June, 1999
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28 /   HD   TEXTILES: MANUFACTURING

217  DF  THREAD FINISHING {4}
219  DF  .~ Surface modification of running length {5}
222  DF  .~.~ Clearing {4}
226  DF  .~.~.~ Clamping, severing or shearing {5}
231.~.~.~.~ By knot or slub deflecting slot


DEFINITION

Classification: 28/231

(under subclass 226) Method or apparatus wherein the presence of the abrupt enlargement or thickened portion directs the thread along the length of an elongated, narrow passage formed by the exterior boundaries of an element or elements to a clamping or cutting zone for effecting parting of the

thread.

SEE OR SEARCH CLASS

57, Textiles: Spinning, Twisting, and Twining,

353, for guiding devices provided with means to catch and hold strands to prevent entangling when they leave the normal path of travel or become broken, kinked, or knotted, during the twisting operation.